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#!/usr/bin/env perl
#***************************************************************************
# _ _ ____ _
# Project ___| | | | _ \| |
# / __| | | | |_) | |
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) 2010, Daniel Stenberg, <daniel@haxx.se>, et al.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at http://curl.haxx.se/docs/copyright.html.
#
# You may opt to use, copy, modify, merge, publish, distribute and/or sell
# copies of the Software, and permit persons to whom the Software is
# furnished to do so, under the terms of the COPYING file.
#
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
# KIND, either express or implied.
#
###########################################################################
#
# This script grew out of help from Przemysław Iskra and Bálint Szilakszi
# a late evening in the #curl IRC channel on freenode.
#
# we may get the dir root pointed out
my $root=$ARGV[0] || ".";
my $h = "$root/include/curl/curl.h";
my $mh = "$root/include/curl/multi.h";
my $verbose=0;
my $summary=0;
my $misses=0;
open H_IN, "-|", "cpp", $h;
while ( <H_IN> ) {
if ( /enum\s+(\S+\s+)?{/ .. /}/ ) {
s/^\s+//;
next unless /^CURL/;
chomp;
s/[,\s].*//;
push @syms, $_;
}
}
close H_IN;
sub scanheader {
my ($f)=@_;
open H, "<$f";
while(<H>) {
if (/^#define (CURL[A-Za-z0-9_]*)/) {
push @syms, $1;
}
}
close H;
}
scanheader($h);
scanheader($mh);
open S, "<$root/docs/libcurl/symbols-in-versions";
while(<S>) {
if(/(^CURL[^ \n]*) *(.*)/) {
my ($sym, $rest)=($1, $2);
$doc{$sym}=$sym;
my @a=split(/ +/, $rest);
if($a[2]) {
# this symbol is documented to have been present the last time
# in this release
$rem{$sym}=$a[2];
}
}
}
close S;
my $ignored=0;
for my $e (sort @syms) {
if($e =~ /(OBSOLETE|^CURL_EXTERN|^CURL_SOCKET_BAD|_LAST\z|_LASTENTRY\z)/) {
$ignored++;
next;
}
if($doc{$e}) {
if($verbose) {
print $e."\n";
}
$doc{$e}="used";
next;
}
else {
print $e."\n";
$misses++;
}
}
#
# now scan through all symbols that were present in the symbols-in-versions
# but not in the headers
#
# If the symbols were marked 'removed' in symbols-in-versions we don't output
# anything about it since that is perfectly fine.
#
my $anyremoved;
for my $e (sort keys %doc) {
if(($doc{$e} ne "used") && !$rem{$e}) {
if(!$anyremoved++) {
print "Missing symbols mentioned in symbols-in-versions\n";
print "Add them to a header, or mark them as removed.\n";
}
print "$e\n";
$misses++;
}
}
if($summary) {
print "Summary:\n";
printf "%d symbols in headers (out of which %d are ignored)\n", scalar(@syms),
$ignored;
printf "%d symbols in headers are interesting\n",
scalar(@syms)- $ignored;
printf "%d symbols are listed in symbols-in-versions\n (out of which %d are listed as removed)\n", scalar(keys %doc), scalar(keys %rem);
printf "%d symbols in symbols-in-versions should match the ones in headers\n", scalar(keys %doc) - scalar(keys %rem);
}
if($misses) {
exit 2; # there are stuff to attend to!
}
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